01: /*
02: * Copyright (c) 2004-2007 QOS.ch
03: * All rights reserved.
04: *
05: * Permission is hereby granted, free of charge, to any person obtaining
06: * a copy of this software and associated documentation files (the
07: * "Software"), to deal in the Software without restriction, including
08: * without limitation the rights to use, copy, modify, merge, publish,
09: * distribute, sublicense, and/or sell copies of the Software, and to
10: * permit persons to whom the Software is furnished to do so, subject to
11: * the following conditions:
12: *
13: * The above copyright notice and this permission notice shall be
14: * included in all copies or substantial portions of the Software.
15: *
16: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17: * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18: * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19: * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20: * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21: * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22: * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23: */
24:
25: package org.slf4j.migrator.line;
26:
27: import java.util.ArrayList;
28: import java.util.Iterator;
29: import java.util.regex.Pattern;
30:
31: import org.slf4j.migrator.line.ConversionRule;
32: import org.slf4j.migrator.line.MultiGroupConversionRule;
33: import org.slf4j.migrator.line.RuleSet;
34: import org.slf4j.migrator.line.SingleConversionRule;
35:
36: class TrivialMatcher implements RuleSet {
37:
38: private ArrayList<ConversionRule> conversionRuleList;
39:
40: public TrivialMatcher() {
41: //simple rule no capturing group is defined, we use default capturing group which is group zero
42: SingleConversionRule cr = new SingleConversionRule(Pattern
43: .compile("import org.slf4j.converter"),
44: "simple replacement with an unique capturing group");
45:
46: //we define 4 differents capturing groups
47: MultiGroupConversionRule cr1 = new MultiGroupConversionRule(
48: Pattern
49: .compile("(first group)( second group)( third group)( 4th group)"));
50: //group zero is ignored during treatment
51: //replacement for the first
52: cr1.addReplacement(1, "1st group");
53: //no replacement for the second group it will remains the same
54: //empty string for the third group it will be deleted
55: cr1.addReplacement(3, "");
56: //no replacement for the third group it will remains the same
57:
58: conversionRuleList = new ArrayList<ConversionRule>();
59: conversionRuleList.add(cr);
60: conversionRuleList.add(cr1);
61: }
62:
63: public Iterator<ConversionRule> iterator() {
64: return conversionRuleList.iterator();
65: }
66:
67: }
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